Acid Quote by Francis Crick
“It is one of the more striking generalizations of biochemistry - which surprisingly is hardly ever mentioned in the biochemical textbooks - that the twenty amino acids and the four bases, are, with minor reservations, the same throughout Nature.”
About This Quote
Source Book: Molecular Biology of the Cell, 1983
All twenty amino acids and four DNA bases are essentially identical across all living organisms, a universal biochemical code.
In simple terms: The same building blocks are used everywhere in nature.
Key Takeaway
Recognize the shared molecular foundation of life.
Themes
biology
universality
chemistry
Mood
curious
analytical
Type
scientific
educational
When to use this quote
- research labs
- education
- comparative genomics
- biotech development
- medical diagnostics
Key Concepts
Molecular genetics
evolutionary conservation
Questions to Reflect On
- How does this universality impact drug design?
- What does it suggest about the origin of life?
A Different Perspective
Assumes no rare exceptions in extremophiles.
![“Casein [the main protein found in dairy], in fact, is the most 'relevant' chemical carcinogen ever identified; its cancer-producin g effects occur in animals at consumption levels close to normal-striking ly unlike cancer-causing environmental chemicals that are fed to lab animals at a few hundred…” quote by T. Colin Campbell](https://sms4smile.com/quotes/img-quotes/67f/t-colin-campbell-5387_animal_casein-the-main-protein-found-in-dairy-i_291857.jpg)
